Add docs

docs/application-settings.md

@@ -101,7 +101,7 @@ Keep in mind following restrictions:
 - `cookie-sync.pri` - a list of prioritized bidder codes
 - `cookie-sync.coop-sync.default` - if the "coopSync" value isn't specified in the `/cookie_sync` request, use this
 - `hooks` - configuration for Prebid Server Modules. For further details, see: https://docs.prebid.org/prebid-server/pbs-modules/index.html#2-define-an-execution-plan
-- `hooks.admin.module-execution` - a key-value map, where a key is a module name and a value is a boolean, that defines whether modules hooks should be always executed or not when they're in the execution plan; if the module is not specified it is executed by default
+- `hooks.admin.module-execution` - a key-value map, where a key is a module name and a value is a boolean, that defines whether modules hooks should/should not be always executed; if the module is not specified it is executed by default when it's present in the execution plan
 - `settings.geo-lookup` - enables geo lookup for account if true. Defaults to false.
 
 Here are the definitions of the "purposes" that can be defined in the GDPR setting configurations:

docs/config-app.md

@@ -439,6 +439,10 @@ If not defined in config all other Health Checkers would be disabled and endpoin
 - `analytics.pubstack.buffers.count` - threshold in events count for buffer to send events
 - `analytics.pubstack.buffers.report-ttl-ms` - max period between two reports.
 
+## Modules
+- `hooks.admin.module-execution` - a key-value map, where a key is a module name and a value is a boolean, that defines whether modules hooks should/should not be always executed; if the module is not specified it is executed by default when it's present in the execution plan
+- `settings.modules.require-config-to-invoke` - when enabled it requires a runtime config to exist for a module.
+
 ## Debugging
 - `debug.override-token` - special string token for overriding Prebid Server account and/or adapter debug information presence in the auction response.